CA1033075A - Doubly-compensated dual-detector density logging apparatus - Google Patents

Doubly-compensated dual-detector density logging apparatus

Info

Publication number
CA1033075A
CA1033075A CA244,131A CA244131A CA1033075A CA 1033075 A CA1033075 A CA 1033075A CA 244131 A CA244131 A CA 244131A CA 1033075 A CA1033075 A CA 1033075A
Authority
CA
Canada
Prior art keywords
doubly
logging apparatus
density logging
detector density
compensated dual
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA244,131A
Other languages
English (en)
French (fr)
Inventor
Darwin V. Ellis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schlumberger Canada Ltd
Original Assignee
Schlumberger Canada Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schlumberger Canada Ltd filed Critical Schlumberger Canada Ltd
Application granted granted Critical
Publication of CA1033075A publication Critical patent/CA1033075A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity
    • G01V5/04—Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08—Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays
    • G01V5/12—Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using gamma or X-ray sources
    • G01V5/125—Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using gamma or X-ray sources and detecting the secondary gamma- or X-rays in different places along the bore hole

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Measurement Of Radiation (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
CA244,131A 1975-01-24 1976-01-23 Doubly-compensated dual-detector density logging apparatus Expired CA1033075A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7502206A FR2298680A1 (fr) 1975-01-24 1975-01-24 Procede et dispositif pour mesurer la densite des formations traversees par un forage

Publications (1)

Publication Number Publication Date
CA1033075A true CA1033075A (en) 1978-06-13

Family

ID=9150263

Family Applications (1)

Application Number Title Priority Date Filing Date
CA244,131A Expired CA1033075A (en) 1975-01-24 1976-01-23 Doubly-compensated dual-detector density logging apparatus

Country Status (20)

Country Link
US (1) US4048495A (pt)
JP (1) JPS5853733B2 (pt)
BR (1) BR7600386A (pt)
CA (1) CA1033075A (pt)
DE (1) DE2600812C3 (pt)
EG (1) EG11863A (pt)
ES (1) ES444140A1 (pt)
FR (1) FR2298680A1 (pt)
GB (1) GB1531572A (pt)
GR (1) GR57856B (pt)
IE (1) IE41986B1 (pt)
IN (1) IN145122B (pt)
IT (1) IT1054485B (pt)
MX (1) MX3213E (pt)
NL (1) NL181148C (pt)
NO (1) NO143512C (pt)
OA (1) OA05213A (pt)
PT (1) PT64735B (pt)
TR (1) TR18828A (pt)
YU (1) YU6276A (pt)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4531188A (en) * 1972-11-29 1985-07-23 Schlumberger Technology Corporation Methods for automatic processing of information obtained by well logging
US4129777A (en) * 1977-06-13 1978-12-12 Schlumberger Technology Corporation Cement thickness measurements in cased boreholes
US4349736A (en) * 1977-10-17 1982-09-14 Miller Bob R Method for locating and evaluating subsurface uranium deposits having an apparent grade of up to approximately 5% contained U3 O8
US4180727A (en) * 1977-10-20 1979-12-25 Mobil Oil Corporation Gamma-gamma density logging method
US4297575A (en) * 1979-08-13 1981-10-27 Halliburton Company Simultaneous gamma ray measurement of formation bulk density and casing thickness
JPS5658647A (en) * 1979-10-18 1981-05-21 Hitachi Ltd Moisture meter for neutron
US4566114A (en) * 1980-06-20 1986-01-21 Australian Atomic Energy Commission X- and γ-Ray techniques for determination of the ash content of coal
US4577102A (en) * 1981-12-09 1986-03-18 Schlumberger Technology Corporation Method and apparatus for distinguishing hydrocarbon from fresh water in situ
US4416151A (en) * 1981-12-09 1983-11-22 Schlumberger Technology Corporation Method and apparatus for determining in situ hydrocarbon characteristics including hydrogen density
US4450354A (en) * 1982-07-06 1984-05-22 Halliburton Company Gain stabilized natural gamma ray detection of casing thickness in a borehole
US4459479A (en) * 1982-07-06 1984-07-10 Halliburton Company Determination of casing thickness using a natural gamma ray spectroscopy technique
US4529877A (en) * 1982-11-24 1985-07-16 Halliburton Company Borehole compensated density logs corrected for naturally occurring gamma rays
US4596926A (en) * 1983-03-11 1986-06-24 Nl Industries, Inc. Formation density logging using multiple detectors and sources
US4705944A (en) * 1983-03-25 1987-11-10 Nl Industries, Inc. Formation density logging while drilling
US4580049A (en) * 1983-04-11 1986-04-01 Preussag Aktiengesellschaft Probe for locating mineral deposits
US4628202A (en) * 1983-04-15 1986-12-09 Dresser Industries, Inc. Method and apparatus for gamma ray well logging
US4578580A (en) * 1984-01-27 1986-03-25 Halliburton Company Gamma spectrum porosity measurement
US4703277A (en) * 1984-04-13 1987-10-27 Schlumberger Technology Corp. Method and apparatus for obtaining properties of subsurface formations from textural models derived from formation parameters
US4698501A (en) * 1985-05-16 1987-10-06 Nl Industries, Inc. System for simultaneous gamma-gamma formation density logging while drilling
DK237785A (da) * 1985-05-28 1986-11-29 Vejdirektor Stat Vejlabor Fremgangsmaade til undersaegelse af taetheden af underliggende lag
US4661700A (en) * 1985-05-28 1987-04-28 Schlumberger Technology Corporation Well logging sonde with shielded collimated window
US4883956A (en) * 1985-12-23 1989-11-28 Schlumberger Technology Corporation Methods and apparatus for gamma-ray spectroscopy and like measurements
US4810876A (en) * 1986-09-05 1989-03-07 Schlumberger Technology Corporation Logging apparatus and method for determining absolute elemental concentrations of subsurface formations
US4814609A (en) * 1987-03-13 1989-03-21 Schlumberger Technology Corporation Methods and apparatus for safely measuring downhole conditions and formation characteristics while drilling a borehole
US4845359A (en) * 1987-11-24 1989-07-04 Schlumberger Technology Corporation Methods and apparatus for safely handling radioactive sources in measuring-while-drilling tools
US4879463A (en) * 1987-12-14 1989-11-07 Schlumberger Technology Corporation Method and apparatus for subsurface formation evaluation
US4958073A (en) * 1988-12-08 1990-09-18 Schlumberger Technology Corporation Apparatus for fine spatial resolution measurments of earth formations
US5334833A (en) * 1991-06-14 1994-08-02 Schlumberger Technology Corporation Sensitivity function technique for modeling nuclear tools
US5390115A (en) * 1993-05-10 1995-02-14 Schlumberger Technology Corporation Compensated gamma-gamma density sonde using three detectors
US5451779A (en) * 1993-12-15 1995-09-19 Baroid Corporation Formation density measurement apparatus and method
US5525797A (en) * 1994-10-21 1996-06-11 Gas Research Institute Formation density tool for use in cased and open holes
AUPN226295A0 (en) * 1995-04-07 1995-05-04 Technological Resources Pty Limited A method and an apparatus for analysing a material
US5530243A (en) * 1995-08-30 1996-06-25 Western Atlas International, Inc. Formation density well logging tool with detector array for compensation of wellbore roughness and tool tilt
US5659169A (en) * 1996-08-19 1997-08-19 Western Atlas International, Inc. Formation density sensor having detector array and method of calculating bulk density and correction
US5910654A (en) * 1996-08-20 1999-06-08 Schlumberger Technology Corporation Apparatus and method for measuring formation density in rugose boreholes
US5841135A (en) * 1997-02-19 1998-11-24 Schlumberger Technology Corporation Method and apparatus for measuring formation density and the formation photo-electric factor with a multi-detector gamma-gamma tool
US5912460A (en) * 1997-03-06 1999-06-15 Schlumberger Technology Corporation Method for determining formation density and formation photo-electric factor with a multi-detector-gamma-ray tool
US6376838B1 (en) 1998-03-06 2002-04-23 Computalog Usa, Inc. Formation evaluation combination system for petrophysical well log analysis
US6150655A (en) * 1998-03-06 2000-11-21 Computalog Research, Inc. Inferential measurement of photoelectric absorption cross-section of geologic formations from neutron-induced, gamma-ray spectroscopy
GB2338730B (en) 1998-06-26 2002-12-24 Wireline Technologies Ltd Well logging apparatus
US6700115B2 (en) * 2000-05-26 2004-03-02 Precision Drilling Technology Services Group Inc. Standoff compensation for nuclear measurements
US6584837B2 (en) * 2001-12-04 2003-07-01 Baker Hughes Incorporated Method and apparatus for determining oriented density measurements including stand-off corrections
US7292942B2 (en) * 2003-01-24 2007-11-06 Schlumberger Technology Corporation Measuring formation density through casing
US7026813B2 (en) * 2003-09-25 2006-04-11 Schlumberger Technology Corporation Semi-conductive shell for sources and sensors
US8302687B2 (en) * 2004-06-18 2012-11-06 Schlumberger Technology Corporation Apparatus for measuring streaming potentials and determining earth formation characteristics
US7466136B2 (en) * 2004-06-18 2008-12-16 Schlumberger Technology Corporation While-drilling methodology for determining earth formation characteristics and other useful information based upon streaming potential measurements
US7520324B2 (en) * 2004-06-18 2009-04-21 Schlumberger Technology Corporation Completion apparatus for measuring streaming potentials and determining earth formation characteristics
US7388380B2 (en) * 2004-06-18 2008-06-17 Schlumberger Technology While-drilling apparatus for measuring streaming potentials and determining earth formation characteristics and other useful information
US7243718B2 (en) * 2004-06-18 2007-07-17 Schlumberger Technology Corporation Methods for locating formation fractures and monitoring well completion using streaming potential transients information
US7233150B2 (en) * 2004-06-18 2007-06-19 Schlumberger Technology Corporation While-drilling apparatus for measuring streaming potentials and determining earth formation characteristics
US7301345B2 (en) * 2004-06-18 2007-11-27 Schlumberger Technology Corporation While-drilling methodology for estimating formation pressure based upon streaming potential measurements
US6978672B1 (en) * 2004-06-18 2005-12-27 Schlumberger Technology Corporation Wireline apparatus for measuring steaming potentials and determining earth formation characteristics
US7586310B2 (en) 2004-06-18 2009-09-08 Schlumberger Technology Corporation While-drilling apparatus for measuring streaming potentials and determining earth formation characteristics and other useful information
US7284605B2 (en) * 2004-09-28 2007-10-23 Schlumberger Technology Corporation Apparatus and methods for reducing stand-off effects of a downhole tool
US7151254B2 (en) * 2004-11-16 2006-12-19 Precision Drilling Technology Services Group, Inc. Logging tool with response invariant to changes in borehole pressure
US7339161B2 (en) * 2005-02-24 2008-03-04 Schlumberger Technology Corporation Shielded pads for detecting subsurface radiation phenomena
US7361886B2 (en) * 2005-02-28 2008-04-22 Schlumberger Technology Corporation Corrections of gamma-ray responses
US7365307B2 (en) * 2005-02-28 2008-04-29 Schlumberger Technology Corporation Sigma/porosity tools with neutron monitors
US7642507B2 (en) * 2005-02-28 2010-01-05 Schlumberger Technology Corporation Apparatus and methods for interlaced density and neutron measurements
US7564948B2 (en) * 2006-12-15 2009-07-21 Schlumberger Technology Corporation High voltage x-ray generator and related oil well formation analysis apparatus and method
WO2009002927A2 (en) * 2007-06-22 2008-12-31 Services Petroliers Schlumberger Method of determining petro-physical information with high energy gamma rays
SG10201402449VA (en) * 2009-05-20 2014-09-26 Halliburton Energy Services Inc Downhole sensor tool for nuclear measurements
AU2010249496B2 (en) 2009-05-20 2016-03-24 Halliburton Energy Services, Inc. Downhole sensor tool with a sealed sensor outsert
US8742328B2 (en) 2010-12-03 2014-06-03 Schlumberger Technology Corporation Logging-while-drilling tool incorporating electronic radiation generator and method for using same
US10401530B2 (en) 2014-05-05 2019-09-03 Vale S.A. Method and system for quality control in gamma-gamma data during mineral exploration
US10459112B2 (en) 2016-11-29 2019-10-29 Halliburton Energy Services, Inc. Determining a characteristic of a material surrounding a wellbore based on count rates of scattered photons
DE102017130534B4 (de) * 2017-12-19 2020-12-03 Endress+Hauser SE+Co. KG Verfahren zum Kalibrieren einer radiometrischen Dichte-Messvorrichtung
CN109386284B (zh) * 2018-11-23 2021-09-28 中国石油化工股份有限公司 基于多曲线联合校正的储层物性分析方法
CN116499803B (zh) * 2023-06-29 2023-08-25 云南省生态环境科学研究院 一种矿区废石河道底泥取样方法及取样装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3281599A (en) * 1959-08-25 1966-10-25 Chevron Res Mud-cake-thickness measuring device for gamma-gamma density logger
US3202822A (en) * 1961-11-13 1965-08-24 Phillips Petroleum Co Method of determining density utilizing a gamma ray source and a pair of detectors
US3521063A (en) * 1967-07-19 1970-07-21 Schlumberger Technology Corp Multiple gamma radiation logging technique for identifying low atomic number materials
US3654470A (en) * 1969-12-09 1972-04-04 Dresser Ind Compensated density logging system having a filter only on the short-spaced detector
US3860816A (en) * 1971-03-01 1975-01-14 Dresser Ind Portable environmental calibrators for compensated density logging instruments
US3900733A (en) * 1972-01-24 1975-08-19 Schlumberger Technology Corp Methods and apparatus for measuring the density of geological formations
US3789219A (en) * 1972-04-24 1974-01-29 Dresser Ind Mud cake compensated neutron logging system

Also Published As

Publication number Publication date
YU6276A (en) 1983-12-31
ES444140A1 (es) 1977-05-01
PT64735A (fr) 1976-02-01
DE2600812C3 (de) 1980-08-21
OA05213A (fr) 1981-02-28
NO143512B (no) 1980-11-17
DE2600812A1 (de) 1976-07-29
PT64735B (fr) 1977-08-12
AU1023576A (en) 1977-07-21
GB1531572A (en) 1978-11-08
NL181148B (nl) 1987-01-16
NO143512C (no) 1981-02-25
IE41986B1 (en) 1980-05-07
DE2600812B2 (de) 1979-12-06
US4048495A (en) 1977-09-13
FR2298680A1 (fr) 1976-08-20
NO754431L (pt) 1976-07-27
NL7600644A (nl) 1976-07-27
BR7600386A (pt) 1976-08-31
NL181148C (nl) 1987-06-16
GR57856B (en) 1977-07-05
FR2298680B1 (pt) 1977-09-30
JPS5853733B2 (ja) 1983-12-01
EG11863A (en) 1978-03-29
JPS51101701A (pt) 1976-09-08
MX3213E (es) 1980-07-17
TR18828A (tr) 1977-11-01
IN145122B (pt) 1978-08-26
IT1054485B (it) 1981-11-10
IE41986L (en) 1976-07-24

Similar Documents

Publication Publication Date Title
CA1033075A (en) Doubly-compensated dual-detector density logging apparatus
AU506040B2 (en) Well logging
CA1031870A (en) Neutron-neutron logging
JPS5230339A (en) Data detector
GB1546403A (en) Electrostatotographic reproduction
CA1020983A (en) Load-retaining apparatus
AU503274B2 (en) Signal quality detector
AU500502B2 (en) Xray detector
AU1086576A (en) Ion detector
AU502496B2 (en) Ion-nitriding apparatus
JPS51137467A (en) Detector
JPS51146282A (en) Xxray detector
AU503360B2 (en) Well logging apparatus
CA1025675A (en) Tube-driving apparatus
AU498981B2 (en) Smoke detector
AU504372B2 (en) Xray detector
SU657784A1 (ru) Початкоотдел ющее устройство
IE42872L (en) Ion detector
AU504306B2 (en) Improvements in screening apparatus
AU498249B2 (en) Dielectric logging
SU617262A1 (ru) Устройство дл изготовлени изделий
SU625653A1 (ru) Початкоотдел ющий аппарат
AU506713B2 (en) Well logging
JPS51135270A (en) Apparatus for logging compost and feeds
JPS51135271A (en) Apparatus for logging compost and feeds